Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mong mau do snippets" » "dong mau do snippets", "vong mau do snippets", "trong mau do snippets", "mong cau do snippets", "mong dau do snippets", "mong mau co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("mong mau do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mong mau do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mong mau do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mong mau do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.